JPH0350204B2 - - Google Patents
Info
- Publication number
- JPH0350204B2 JPH0350204B2 JP56026216A JP2621681A JPH0350204B2 JP H0350204 B2 JPH0350204 B2 JP H0350204B2 JP 56026216 A JP56026216 A JP 56026216A JP 2621681 A JP2621681 A JP 2621681A JP H0350204 B2 JPH0350204 B2 JP H0350204B2
- Authority
- JP
- Japan
- Prior art keywords
- measuring device
- length
- light
- scanning
- angle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000011156 evaluation Methods 0.000 claims description 16
- 238000005286 illumination Methods 0.000 claims description 10
- 238000005259 measurement Methods 0.000 claims description 4
- 230000005693 optoelectronics Effects 0.000 claims 1
- 230000000737 periodic effect Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/36—Forming the light into pulses
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
- Length Measuring Devices By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3007311A DE3007311C2 (de) | 1980-02-27 | 1980-02-27 | Digitales lichtelektrisches Längen- oder Winkelmeßsystem |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56157811A JPS56157811A (en) | 1981-12-05 |
JPH0350204B2 true JPH0350204B2 (it) | 1991-08-01 |
Family
ID=6095663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2621681A Granted JPS56157811A (en) | 1980-02-27 | 1981-02-26 | Photoelectrical digital length or angle measuring system |
Country Status (8)
Country | Link |
---|---|
US (1) | US4385836A (it) |
JP (1) | JPS56157811A (it) |
AT (1) | AT385353B (it) |
CH (1) | CH651134A5 (it) |
DE (1) | DE3007311C2 (it) |
FR (1) | FR2476830B1 (it) |
GB (1) | GB2070766B (it) |
IT (1) | IT1146002B (it) |
Families Citing this family (55)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3039483C2 (de) * | 1980-10-18 | 1986-09-11 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Inkrementale Längen- oder Winkelmeßeinrichtung |
US4546347A (en) * | 1981-05-18 | 1985-10-08 | Mouse Systems Corporation | Detector for electro-optical mouse |
DE3144334C2 (de) * | 1981-11-07 | 1985-06-13 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Wegmeßeinrichtung mit Referenzmarken |
DE3201005A1 (de) * | 1982-01-15 | 1983-07-28 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Einrichtung zur fehlerkorrektur bei positionsmesssystemen |
DE3204012C1 (de) * | 1982-02-05 | 1983-02-03 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Inkrementale Messeinrichtung |
DE3229846C2 (de) * | 1982-08-11 | 1984-05-24 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Längen- oder Winkelmeßeinrichtung |
US4654525A (en) * | 1982-08-31 | 1987-03-31 | Sharp Kabushiki Kaisha | Optical rotary encoder |
DE3245357C2 (de) * | 1982-12-08 | 1985-02-14 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Inkrementale Meßeinrichtung |
DE3245914C1 (de) * | 1982-12-11 | 1984-03-29 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Messeinrichtung |
DE3307931C2 (de) * | 1983-03-05 | 1985-02-07 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Digitales elektrisches Längen- oder Winkelmeßsystem |
US4561846A (en) * | 1983-09-02 | 1985-12-31 | Denar Corporation | Dental pantograph |
JPH0758206B2 (ja) * | 1984-03-30 | 1995-06-21 | 株式会社日立製作所 | モワレ縞を用いた位置検出装置 |
DE3416864C2 (de) * | 1984-05-08 | 1986-04-10 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Photoelektrische Meßeinrichtung |
AT396631B (de) * | 1984-07-06 | 1993-10-25 | Rsf Elektronik Gmbh | Inkrementales messsystem |
DE3541199C1 (de) * | 1985-11-21 | 1987-06-25 | Heidenhain Gmbh Dr Johannes | Lichtelektrische Positionsmesseinrichtung |
GB2183951B (en) * | 1985-11-28 | 1990-05-23 | Duracell Int | Displacement measuring apparatus |
GB2194635B (en) * | 1986-03-14 | 1991-01-02 | Mitutoyo Mfg Co Ltd | Photoelectric type displacement detecting instrument |
DE3612146A1 (de) * | 1986-04-10 | 1987-10-29 | Hinkel Ralf | Verfahren und einrichtung zur weglaengenmessung |
DE3619408A1 (de) * | 1986-06-09 | 1987-12-10 | Battelle Institut E V | Anordnung zur gewinnung von geradsymmetrischen signalen |
US4808832A (en) * | 1986-09-11 | 1989-02-28 | Synergy Computer Graphics Corp. | Registration system for a moving substrate |
GB2195179B (en) * | 1986-09-11 | 1991-05-15 | Synergy Computer Graphics | Registration system for a moving substrate |
DE3716465C2 (de) * | 1987-05-16 | 1993-09-30 | Danfoss As | Opto-elektrische Drehwinkel-Meßvorrichtung |
JP2844073B2 (ja) * | 1989-01-19 | 1999-01-06 | 中西金属工業株式会社 | キャリヤ自走式コンベヤ |
DE3929239A1 (de) * | 1989-09-02 | 1991-03-07 | Teldix Gmbh | Ringlaserkreisel |
GB2238865B (en) * | 1989-12-04 | 1994-01-26 | Mitutoyo Corp | Photoelectric displacement detector |
DE4017954C1 (it) * | 1990-06-05 | 1991-08-29 | Pav Praezisions-Apparatebau Ag, Vaduz, Li | |
DE4017898A1 (de) * | 1990-06-02 | 1991-12-05 | Hengstler Gmbh | Optisches abtastsystem fuer dreh- oder linear-impulsgeber |
DE4206544A1 (de) * | 1992-03-02 | 1993-09-09 | Lpkf Cad Cam Systeme In Thueri | Zweikoordinaten-wegmesssystem |
CN1041558C (zh) * | 1993-04-14 | 1999-01-06 | 北京超精细工程研究所 | 密封式光栅线位移传感器 |
DE59305801D1 (de) * | 1993-12-08 | 1997-04-17 | Heidenhain Gmbh Dr Johannes | Längenmesssystem |
JP2818800B2 (ja) * | 1994-02-23 | 1998-10-30 | ドクトル・ヨハネス・ハイデンハイン・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | 位置に依存する信号を発生する装置 |
DE19507613C2 (de) * | 1995-03-04 | 1997-01-23 | Heidenhain Gmbh Dr Johannes | Längen- oder Winkelmeßeinrichtung |
US6166723A (en) * | 1995-11-17 | 2000-12-26 | Immersion Corporation | Mouse interface device providing force feedback |
US6374255B1 (en) * | 1996-05-21 | 2002-04-16 | Immersion Corporation | Haptic authoring |
DE19641997A1 (de) * | 1996-10-11 | 1998-04-16 | Helmut Dr Baader | Photodetektoranordnung |
EP0896206B1 (de) | 1997-08-07 | 2002-12-11 | Dr. Johannes Heidenhain GmbH | Abtasteinheit für eine optische Positionsmesseinrichtung |
US6256011B1 (en) | 1997-12-03 | 2001-07-03 | Immersion Corporation | Multi-function control device with force feedback |
US6704683B1 (en) | 1998-04-28 | 2004-03-09 | Immersion Corporation | Direct velocity estimation for encoders using nonlinear period measurement |
AU3767999A (en) * | 1998-04-30 | 1999-11-16 | Immersion Corporation | Encoder with improved sensing resolution |
DE19908328A1 (de) | 1999-02-26 | 2000-08-31 | Heidenhain Gmbh Dr Johannes | Optische Positionsmeßeinrichtung |
US6564168B1 (en) | 1999-09-14 | 2003-05-13 | Immersion Corporation | High-resolution optical encoder with phased-array photodetectors |
US6693626B1 (en) * | 1999-12-07 | 2004-02-17 | Immersion Corporation | Haptic feedback using a keyboard device |
US7084854B1 (en) * | 2000-09-28 | 2006-08-01 | Immersion Corporation | Actuator for providing tactile sensations and device for directional tactile sensations |
US6937033B2 (en) * | 2001-06-27 | 2005-08-30 | Immersion Corporation | Position sensor with resistive element |
US6904823B2 (en) * | 2002-04-03 | 2005-06-14 | Immersion Corporation | Haptic shifting devices |
US8917234B2 (en) | 2002-10-15 | 2014-12-23 | Immersion Corporation | Products and processes for providing force sensations in a user interface |
JP2004163302A (ja) * | 2002-11-14 | 2004-06-10 | Harmonic Drive Syst Ind Co Ltd | 光学式エンコーダ |
US8992322B2 (en) | 2003-06-09 | 2015-03-31 | Immersion Corporation | Interactive gaming systems with haptic feedback |
US7825903B2 (en) * | 2005-05-12 | 2010-11-02 | Immersion Corporation | Method and apparatus for providing haptic effects to a touch panel |
WO2008033493A2 (en) | 2006-09-13 | 2008-03-20 | Immersion Corporation | Systems and methods for casino gaming haptics |
US9486292B2 (en) | 2008-02-14 | 2016-11-08 | Immersion Corporation | Systems and methods for real-time winding analysis for knot detection |
US9104791B2 (en) * | 2009-05-28 | 2015-08-11 | Immersion Corporation | Systems and methods for editing a model of a physical system for a simulation |
US8493572B2 (en) | 2010-05-05 | 2013-07-23 | Mitutoyo Corporation | Optical encoder having contamination and defect resistant signal processing |
US9866924B2 (en) | 2013-03-14 | 2018-01-09 | Immersion Corporation | Systems and methods for enhanced television interaction |
GB2521167A (en) | 2013-12-11 | 2015-06-17 | British American Tobacco Co | An apparatus for forming a circumferential slit in a tobacco industry rod article |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2082594A5 (it) * | 1970-03-20 | 1971-12-10 | Sopelem | |
GB1352839A (en) * | 1970-07-31 | 1974-05-15 | Nat Res Dev | Methods of and apparatus for effecting optical measurement and analysis |
US3713139A (en) * | 1971-01-25 | 1973-01-23 | Bendix Corp | Apparatus and method of determining displacements |
BE789538A (fr) * | 1971-10-13 | 1973-01-15 | Sopelem | Perfectionnements aux systemes de mesures de |
US3757126A (en) * | 1972-08-28 | 1973-09-04 | Bendix Corp | Input stage amplifier gain and balance method of setting moire fringe transducer reading head skew angle and |
AU2383277A (en) * | 1976-05-05 | 1978-10-05 | Gen Electric | Photoelectric signal generating circuits |
US4078173A (en) * | 1976-06-24 | 1978-03-07 | Pertec Computer Corporation | Light amplitude control system for position and motion transducers |
JPS6042886B2 (ja) * | 1978-07-13 | 1985-09-25 | 双葉電子工業株式会社 | 測長装置 |
DE2852530C3 (de) * | 1978-12-05 | 1981-05-21 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Photoelemente-Schaltung |
US4263506A (en) * | 1978-12-21 | 1981-04-21 | Hewlett-Packard Company | Pulse generating apparatus |
-
1980
- 1980-02-27 DE DE3007311A patent/DE3007311C2/de not_active Expired
-
1981
- 1981-01-27 CH CH504/81A patent/CH651134A5/de not_active IP Right Cessation
- 1981-02-20 US US06/236,164 patent/US4385836A/en not_active Expired - Lifetime
- 1981-02-26 GB GB8106033A patent/GB2070766B/en not_active Expired
- 1981-02-26 JP JP2621681A patent/JPS56157811A/ja active Granted
- 1981-02-26 FR FR8103888A patent/FR2476830B1/fr not_active Expired
- 1981-02-26 IT IT12449/81A patent/IT1146002B/it active
- 1981-02-27 AT AT0091481A patent/AT385353B/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FR2476830B1 (fr) | 1986-03-07 |
DE3007311C2 (de) | 1985-11-28 |
IT1146002B (it) | 1986-11-12 |
IT8112449A0 (it) | 1981-02-26 |
GB2070766B (en) | 1984-10-31 |
US4385836A (en) | 1983-05-31 |
AT385353B (de) | 1988-03-25 |
GB2070766A (en) | 1981-09-09 |
CH651134A5 (de) | 1985-08-30 |
JPS56157811A (en) | 1981-12-05 |
ATA91481A (de) | 1987-08-15 |
FR2476830A1 (fr) | 1981-08-28 |
DE3007311A1 (de) | 1981-10-29 |
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